docs: def dcc(self, dcctype="chat"):
          """Creates and returns a DCCConnection object.
  
          Arguments:
  
              dcctype -- "chat" for DCC CHAT connections or "raw" for
                         DCC SEND (or other DCC types). If "chat",
                         incoming data will be split in newline-separated
                         chunks. If "raw", incoming data is not touched.
          """
          with self.mutex:
              conn = DCCConnection(self, dcctype)
              self.connections.append(conn)
          return conn